Adjustable wrench



FIG. 1 is a top plan view of an adjustable wrench showing my new design;

FIG. 2 is a view of the right side of the top plan view shown in FIG. 1;

FIG. 3 is a mirror image of the top plan view shown in FIG. 1;

FIG. 4 is a view of the left side of the top plan view shown in FIG. 1;

FIG. 5 is one end view thereof; and

FIG. 6 is the other end view.

The ornamental design for an adjustable wrench, as shown and described.